Proactive Antivirus for Mac OS provides complete protection against viruses, worms and Trojan horses.

The only software that protects against all new viruses using containment technology

Comodo Antivirus remains in a course of its own as an antivirus as well as antimalware solution. The that a free program with free updates

ClamWin Antivirus It comes with an easy installer and open source

V 1.2.6
360 Total Security is a free software that secures your computer system from infections and also various other network hazards..